diff options
Diffstat (limited to 'www/releaselog/3_16_2.html')
| -rw-r--r-- | www/releaselog/3_16_2.html | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/www/releaselog/3_16_2.html b/www/releaselog/3_16_2.html new file mode 100644 index 0000000..53243b7 --- /dev/null +++ b/www/releaselog/3_16_2.html @@ -0,0 +1,189 @@ +<!DOCTYPE html> +<html><head> +<meta name="viewport" content="width=device-width, initial-scale=1.0"> +<meta http-equiv="content-type" content="text/html; charset=UTF-8"> +<link href="../sqlite.css" rel="stylesheet"> +<title>SQLite Release 3.16.2 On 2017-01-06</title> +<!-- path=../ --> +</head> +<body> +<div class=nosearch> +<a href="../index.html"> +<img class="logo" src="../images/sqlite370_banner.gif" alt="SQLite" border="0"> +</a> +<div><!-- IE hack to prevent disappearing logo --></div> +<div class="tagline desktoponly"> +Small. Fast. Reliable.<br>Choose any three. +</div> +<div class="menu mainmenu"> +<ul> +<li><a href="../index.html">Home</a> +<li class='mobileonly'><a href="javascript:void(0)" onclick='toggle_div("submenu")'>Menu</a> +<li class='wideonly'><a href='../about.html'>About</a> +<li class='desktoponly'><a href="../docs.html">Documentation</a> +<li class='desktoponly'><a href="../download.html">Download</a> +<li class='wideonly'><a href='../copyright.html'>License</a> +<li class='desktoponly'><a href="../support.html">Support</a> +<li class='desktoponly'><a href="../prosupport.html">Purchase</a> +<li class='search' id='search_menubutton'> +<a href="javascript:void(0)" onclick='toggle_search()'>Search</a> +</ul> +</div> +<div class="menu submenu" id="submenu"> +<ul> +<li><a href='../about.html'>About</a> +<li><a href='../docs.html'>Documentation</a> +<li><a href='../download.html'>Download</a> +<li><a href='../support.html'>Support</a> +<li><a href='../prosupport.html'>Purchase</a> +</ul> +</div> +<div class="searchmenu" id="searchmenu"> +<form method="GET" action="../search"> +<select name="s" id="searchtype"> +<option value="d">Search Documentation</option> +<option value="c">Search Changelog</option> +</select> +<input type="text" name="q" id="searchbox" value=""> +<input type="submit" value="Go"> +</form> +</div> +</div> +<script> +function toggle_div(nm) { +var w = document.getElementById(nm); +if( w.style.display=="block" ){ +w.style.display = "none"; +}else{ +w.style.display = "block"; +} +} +function toggle_search() { +var w = document.getElementById("searchmenu"); +if( w.style.display=="block" ){ +w.style.display = "none"; +} else { +w.style.display = "block"; +setTimeout(function(){ +document.getElementById("searchbox").focus() +}, 30); +} +} +function div_off(nm){document.getElementById(nm).style.display="none";} +window.onbeforeunload = function(e){div_off("submenu");} +/* Disable the Search feature if we are not operating from CGI, since */ +/* Search is accomplished using CGI and will not work without it. */ +if( !location.origin || !location.origin.match || !location.origin.match(/http/) ){ +document.getElementById("search_menubutton").style.display = "none"; +} +/* Used by the Hide/Show button beside syntax diagrams, to toggle the */ +function hideorshow(btn,obj){ +var x = document.getElementById(obj); +var b = document.getElementById(btn); +if( x.style.display!='none' ){ +x.style.display = 'none'; +b.innerHTML='show'; +}else{ +x.style.display = ''; +b.innerHTML='hide'; +} +return false; +} +var antiRobot = 0; +function antiRobotGo(){ +if( antiRobot!=3 ) return; +antiRobot = 7; +var j = document.getElementById("mtimelink"); +if(j && j.hasAttribute("data-href")) j.href=j.getAttribute("data-href"); +} +function antiRobotDefense(){ +document.body.onmousedown=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousedown=null; +} +document.body.onmousemove=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousemove=null; +} +setTimeout(function(){ +antiRobot |= 1; +antiRobotGo(); +}, 100) +antiRobotGo(); +} +antiRobotDefense(); +</script> +<h2>SQLite Release 3.16.2 On 2017-01-06</h2><p><b>Prior changes from version 3.16.0 (2017-01-02):</b></p> +<p><ol class='lessindent'> +<li value='1'>Uses 9% fewer CPU cycles. (See the <a href="../cpu.html">CPU performance measurement</a> report for + details on how this performance increase was computed.) +<li>Added experimental support for <a href="../pragma.html#pragfunc">PRAGMA functions</a>. +<li>Added the <a href="../c3ref/c_dbconfig_defensive.html#sqlitedbconfignockptonclose">SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE</a> option to <a href="../c3ref/db_config.html">sqlite3_db_config()</a>. +<li>Enhance the <a href="../lang_datefunc.html">date and time functions</a> so that the 'unixepoch' modifier works + for the full span of supported dates. +<li>Changed the default configuration of the <a href="../malloc.html#lookaside">lookaside memory allocator</a> from + 500 slots of 128 bytes each into 125 slots of 512 bytes each. +<li>Enhanced "WHERE x NOT NULL" <a href="../partialindex.html">partial indexes</a> so that they are usable if + the "x" column appears in a LIKE or GLOB operator. +<li>Enhanced <a href="../c3ref/interrupt.html">sqlite3_interrupt()</a> so that it interrupts <a href="../wal.html#ckpt">checkpoint</a> operations that + are in process. +<li>Enhanced the <a href="../lang_expr.html#like">LIKE</a> and <a href="../lang_expr.html#glob">GLOB</a> matching algorithm to be faster + for cases when the pattern contains multiple wildcards. +<li>Added the <a href="../c3ref/c_fcntl_begin_atomic_write.html#sqlitefcntlwin32gethandle">SQLITE_FCNTL_WIN32_GET_HANDLE</a> file control opcode. +<li>Added ".mode quote" to the <a href="../cli.html">command-line shell</a>. +<li>Added ".lint fkey-indexes" to the <a href="../cli.html">command-line shell</a>. +<li>Added the <a href="../imposter.html#dotimposter">.imposter dot-command</a> to the <a href="../cli.html">command-line shell</a>. +<li>Added the <a href="https://www.sqlite.org/src/file/ext/misc/remember.c">remember(V,PTR)</a> + SQL function as a <a href="../loadext.html">loadable extension</a>. +<li>Rename the <a href="../compile.html#omit_builtin_test">SQLITE_OMIT_BUILTIN_TEST</a> compile-time option to + <a href="../compile.html#untestable">SQLITE_UNTESTABLE</a> to better reflect the implications of using it. +<p><b>Bug Fixes:</b> +<li>Fix a long-standing bug in the query planner that caused incorrect results + on a LEFT JOIN where the left-hand table is a subquery and the join constraint + is a bare column name coming from the left-hand subquery. Ticket + <a href="https://www.sqlite.org/src/info/2df0107b">2df0107b</a>. +<li>Correctly handle the integer literal -0x8000000000000000 in the query planner. +</ol> +<p><b>Prior changes from version 3.16.1 (2017-01-03):</b></p> +<p><ol class='lessindent'> +<li value='17'>Fix a bug concerning the use of <a href="../rowvalue.html">row values</a> within <a href="../lang_createtrigger.html">triggers</a> + (see ticket <a href="https://www.sqlite.org/src/info/8c9458e7">8c9458e7</a>) + that was in version 3.15.0 but was not reported until moments after the 3.16.0 + release was published. +</ol> +<p><b>Changes in this specific patch release, version 3.16.2 (2017-01-06):</b></p> +<p><ol class='lessindent'> +<li value='18'>Fix the <a href="../lang_replace.html">REPLACE</a> statement for + <a href="../withoutrowid.html">WITHOUT ROWID</a> tables that lack secondary indexes so that + it works correctly with triggers and foreign keys. This was a new bug + caused by performance optimizations added in version 3.16.0. + Ticket <a href="https://www.sqlite.org/src/info/30027b613b4">30027b613b4</a> +<li>Fix the <a href="../c3ref/value_blob.html">sqlite3_value_text()</a> interface so that it correctly + translates content generated by <a href="../lang_corefunc.html#zeroblob">zeroblob()</a> into a string of all + 0x00 characters. This is a long-standing issue discovered after the + 3.16.1 release by <a href="https://github.com/google/oss-fuzz">OSS-Fuzz</a> +<li>Fix the bytecode generator to deal with a subquery in the FROM clause + that is itself a UNION ALL where one side of the UNION ALL is a view + that contains an ORDER BY. This is a long-standing issue that was + discovered after the release of 3.16.1. See ticket + <a href="https://www.sqlite.org/src/info/190c2507">190c2507</a>. +<li>Adjust the <a href="../c3ref/column_count.html">sqlite3_column_count()</a> API so it more often returns the same + values for <a href="../pragma.html#syntax">PRAGMA</a> statements as it did in prior releases, to + minimize disruption to applications that might be using that + interface in unexpected ways. +<p><b>Hashes:</b> +<li>SQLITE_SOURCE_ID: "2017-01-06 16:32:41 a65a62893ca8319e89e48b8a38cf8a59c69a8209" +<li>SHA1 for sqlite3.c: 2bebdc3f24911c0d12b6d6c0123c3f84d6946b08 + +</ol></p> + + <p>A <a href="../changes.html">complete list of SQLite releases</a> + in a single page and a <a href="../chronology.html">chronology</a> are both also available. + A detailed history of every + check-in is available at + <a href="https://www.sqlite.org/src/timeline"> + SQLite version control site</a>.</p> + + |